Home / 19,242.28-26,548.32-11,284.84

Finding the Fourth Proportional to 19,242.28, 26,548.32 and 11,284.84

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Solution

The fourth proportional to 19,242.28, 26,548.32 and 11,284.84 is: 15,569.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242.28 : 26,548.32 = 11,284.84 : x
  2. Step 2: Convert to fraction form
    19,242.28/26,548.32 = 11,284.84/x
  3. Step 3: Cross multiply
    19,242.28x = 26,548.32 × 11,284.84
  4. Step 4: Simplify right side
    19,242.28x = 299,593,543.47
  5. Step 5: Solve for x
    x = 299,593,543.47/19,242.28
  6. Step 6: Final answer
    x = 15,569.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.